condition mean min max 4 h after light 1.94888 1.76779 2.12997 8 h after light 24.6542 24.2802 25.0282 12 h after light 45.844049999999996 44.4169 47.2712 4 h after dark 18.8173 17.619 20.0156 8 h after dark 7.563475 7.35174 7.77521 12 h after dark 3.1671899999999997 2.7658 3.56858